heat exchanger replacement

The heat exchangers below are 1:1 replacements for the GEA H55

Fits directly without modifying your pipework — delivered quickly from our own stock.

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Installers and service companies order from their own net price list once their business account has been approved.

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UNEX PBG45H-40 — replacement for GEA H55-40

GEA WTT GEA H55-40 can be replaced by UNEX PBG45H-40

UNEX PBG45H-40

Available on request

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

UNEX PBG45H-50 — replacement for GEA H55-50

GEA WTT GEA H55-50 can be replaced by UNEX PBG45H-50

UNEX PBG45H-50

In stock — fast delivery

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

UNEX PBG45H-60 — replacement for GEA H55-60

GEA WTT GEA H55-60 can be replaced by UNEX PBG45H-60

UNEX PBG45H-60

Available on request

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

UNEX PBG45H-70 — replacement for GEA H55-70

GEA WTT GEA H55-70 can be replaced by UNEX PBG45H-70

UNEX PBG45H-70

In stock — fast delivery

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

UNEX PBG45H-80 — replacement for GEA H55-80

GEA WTT GEA H55-80 can be replaced by UNEX PBG45H-80

UNEX PBG45H-80

On order — expected around 12/10/2026

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

UNEX PBG45H-100 — replacement for GEA H55-100

GEA WTT GEA H55-100 can be replaced by UNEX PBG45H-100

UNEX PBG45H-100

In stock — fast delivery

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

UNEX PBG45H-120 — replacement for GEA H55-120

GEA WTT GEA H55-120 can be replaced by UNEX PBG45H-120

UNEX PBG45H-120

Available on request

1:1: same port-to-port dimensions (460 × 198 mm) and connection G2" external thread

Replacing the GEA WTT GEA H55 with the UNEX PBG45

If you need to replace a GEA WTT GEA H55, the UNEX PBG45 lets you carry on straight away: same port centres, same connections, so no changes to the pipework.

  • Port centres

    460 × 198 mm

  • Connections

    G2" external thread

  • Number of plates

    40 to 120 plates, 7 versions

  • Stock

    3 of 7 versions in stock

The UNEX PBG45 is a brazed plate heat exchanger with stainless steel plates, copper brazed. In the table above, choose the version with the same number of plates as your current GEA WTT GEA H55: it has the same length and comparable capacity and takes exactly the place of the original.

Each product page lists the matching cold and warm insulation, brackets and connection sets, so everything arrives in one shipment. Not sure? Send a photo of the nameplate via the contact form and you will receive a quote within one working day.

Frequently asked questions about replacing the GEA WTT GEA H55

Will the UNEX PBG45 fit my GEA WTT GEA H55 without modifications?

Yes. The replacement has the same port-to-port dimensions (460 × 198 mm) and the same connections (G2" external thread), so the existing pipework does not need to be modified.

Is the replacement for the GEA WTT GEA H55 available from stock?

3 of the 7 versions are in stock in our warehouse in Oosterhout, the Netherlands, and are delivered quickly. The other versions are available on request.

Which plate counts are available?

The replacements are available from 40 to 120 plates, in 7 versions. Choose the version with the same plate count as your current GEA WTT GEA H55.

What does it cost to replace a GEA WTT GEA H55?

Request a no-obligation quote; you will receive pricing within one working day. Call us for expert advice: +31 (0)162 429 068.

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Response within one working day

+31 (0)162 429 068

On working days from 8:30 to 17:00

sales@hexchange.eu

Response within one working day

Heat exchanger news, once a month

New series, replacement options and technical articles. No offers, no drip campaigns.

You will first receive a confirmation email. How we handle your data is described in our privacy policy.

Customer service

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